Case 2404 International Harvester Service Manual (IH-201)

These old Case/International machines usually live a hard life—loader work in the yard, mowing, pulling wagons, grading driveways, maybe pushing a bit of snow. This service manual’s about showing you how to trace a problem step by step, not guess and throw parts at it. Say it starts hard cold and blows black smoke; the book walks you through what to check first—fuel, air, timing—so you can verify what’s actually out of spec before you tear into the pump or carb.

Applications & Use Cases

• Follow the diagnostic sequences to isolate whether a no-start is ignition, fuel, or compression before you order anything.
• Use the cooling system procedures to inspect for leaks, test the thermostat, and verify the water pump’s actually moving coolant.
• Trace weak brakes by checking linkage, adjustment, and hydraulics in order, so you don’t rebuild cylinders that aren’t the problem.
• Route and align belts and linkages correctly after a teardown, using the manual to confirm you didn’t miss a washer or spacer.
• Bleed fuel or hydraulic systems the way the factory intended, which usually saves you from chasing air locks all afternoon.

FAQ

Q: Is this a downloadable manual I can search on my laptop or phone?

A: Yes, it’s typically a PDF, so you can search by keyword and jump straight to the system you’re working on.

Q: Can I print just a few pages to take out to the tractor?

A: You can; most folks print the sections they’re using, stick ’em in plastic sleeves, and don’t worry about getting them greasy.

Safety Note

Always support the machine with proper stands and block attachments before you crawl under or start loosening anything heavy.

Case 2404 International Harvester Index:

BELT PULLEY
BRAKES
CARBURETOR (Gas)
CARBURETOR (LP-Gas)
CLUTCH, ENGINE

COOLING SYSTEM

Radiator

Water Pump

DIESEL FUEL SYSTEM

Injection Pump and Drive

Nozzles

System Checks

DIFFERENTIAL

DIRECTION REVERSER

ENGINE

Balancer

Cam Followers

Camshaft

Connecting Rod & Bearings

Crankshaft

Cylinder Head

Engine Removal

Flywheel

Ignition Timing

Main Bearings

Oil Pump

Oil Cooler

Piston & Rings

Piston Pins

Rear Oil Seal

Rocker Arms

Timing Gear Cover

Timing Gears

Valves and Seats

Valve Guides & Springs

Valve Timing

FINAL DRIVE

Bull Gears

FINAL DRIVE CONT.

Bull Pinions

Wheel Axle Shaft

FRONT SYSTEM

Axle Main Member

Steering Knuckles

Tie Rods and Drag Links

Tricycle Type

GOVERNOR (NON-DIESEL)

HYDRAULIC SYSTEM

Control Valves

Lubrication

Pump

Regulator & Safety Valve

System Adjustments

Testing

Trouble Shooting

POWER STEERING SYSTEM

Cylinder

Flow Control & Relief Valve

Lubrication and Bleeding

Power Unit

Pump

Rotary Valve

Steering Gear

Steering Valves

Testing

Trouble Shooting

Pilot Valve

Hand Pump

POWER TAKE-OFF

Adjustments (Clutch Type)

Adjustments (Planetary Type)

Overhaul (Clutch Type)

Overhaul (Planetary Type)

STEERING, MANUAL

TORQUE AMPLIFIER

Clutch Adjustment

Clutch Overhaul

Planetary Unit

TRANSMISSION OVERHAUL

Develon